| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] hard | 118 |
|
| 2 | it very hard | 55 |
|
| 3 | it so hard | 20 |
|
| 4 | it quite hard | 6 |
|
| 5 | it extremely hard | 5 |
|
